1 files changed, 2 insertions, 0 deletions
diff --git a/flang/lib/Lower/OpenMP/ClauseProcessor.cpp b/flang/lib/Lower/OpenMP/ClauseProcessor.cpp
index c4ab5e0..fb8e007 100644
--- a/flang/lib/Lower/OpenMP/ClauseProcessor.cpp
+++ b/flang/lib/Lower/OpenMP/ClauseProcessor.cpp
@@ -613,6 +613,8 @@ addAlignedClause(lower::AbstractConverter &converter,
   // Do not generate alignment assumption if alignment is less than or equal to
   // 0.
   if (alignment > 0) {
+    // alignment value must be power of 2
+    assert((alignment & (alignment - 1)) == 0 && "alignment is not power of 2");
     auto &objects = std::get<omp::ObjectList>(clause.t);
     if (!objects.empty())
       genObjectList(objects, converter, alignedVars);